... 5W warm white/white led COB downlight/celing light AC180-260V Aluminum oxide,painting LED ceiling light,5W,AC180-260V,warm white& white,aluminum oxide,W95*H60,led ... In simple terms, COB is the kind of the LED light source.COB-chip on board, that is, chip ... reliability, high color rendering.Package included: 1 x 5W COB Led Downlight LED ceiling light,5W,AC180-260V,warm white& white,aluminum oxide,W95 ...